| 1: | <?php |
| 2: | /** |
| 3: | * Smarty shared plugin |
| 4: | * |
| 5: | * @package Smarty |
| 6: | * @subpackage PluginsShared |
| 7: | */ |
| 8: | /** |
| 9: | * convert characters to their decimal unicode equivalents |
| 10: | * |
| 11: | * @link http://www.ibm.com/developerworks/library/os-php-unicode/index.html#listing3 for inspiration |
| 12: | * |
| 13: | * @param string $string characters to calculate unicode of |
| 14: | * @param string $encoding encoding of $string, if null mb_internal_encoding() is used |
| 15: | * |
| 16: | * @return array sequence of unicodes |
| 17: | * @author Rodney Rehm |
| 18: | */ |
| 19: | function smarty_mb_to_unicode($string, $encoding = null) |
| 20: | { |
| 21: | if ($encoding) { |
| 22: | $expanded = mb_convert_encoding($string, 'UTF-32BE', $encoding); |
| 23: | } else { |
| 24: | $expanded = mb_convert_encoding($string, 'UTF-32BE'); |
| 25: | } |
| 26: | return unpack('N*', $expanded); |
| 27: | } |
| 28: | |
| 29: | /** |
| 30: | * convert unicodes to the character of given encoding |
| 31: | * |
| 32: | * @link http://www.ibm.com/developerworks/library/os-php-unicode/index.html#listing3 for inspiration |
| 33: | * |
| 34: | * @param integer|array $unicode single unicode or list of unicodes to convert |
| 35: | * @param string $encoding encoding of returned string, if null mb_internal_encoding() is used |
| 36: | * |
| 37: | * @return string unicode as character sequence in given $encoding |
| 38: | * @author Rodney Rehm |
| 39: | */ |
| 40: | function smarty_mb_from_unicode($unicode, $encoding = null) |
| 41: | { |
| 42: | $t = ''; |
| 43: | if (!$encoding) { |
| 44: | $encoding = mb_internal_encoding(); |
| 45: | } |
| 46: | foreach ((array)$unicode as $utf32be) { |
| 47: | $character = pack('N*', $utf32be); |
| 48: | $t .= mb_convert_encoding($character, $encoding, 'UTF-32BE'); |
| 49: | } |
| 50: | return $t; |
| 51: | } |
| 52: |